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author | Guy Harris <guy@alum.mit.edu> | 2013-12-31 02:35:24 -0800 |
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committer | Guy Harris <guy@alum.mit.edu> | 2013-12-31 02:35:24 -0800 |
commit | 5af9c5ca76979f374d6bab8c01550cd5b716263d (patch) | |
tree | effd2cd97a53811d85a0105b3f7fa819d4c7c488 /print-igrp.c | |
parent | 393e348df57c0b1e65ea35b9828747d432b55388 (diff) | |
download | tcpdump-5af9c5ca76979f374d6bab8c01550cd5b716263d.tar.gz |
Move stuff from igrp.h to print-igrp.c.
Diffstat (limited to 'print-igrp.c')
-rw-r--r-- | print-igrp.c | 34 |
1 files changed, 33 insertions, 1 deletions
diff --git a/print-igrp.c b/print-igrp.c index 90694b3a..221d43fb 100644 --- a/print-igrp.c +++ b/print-igrp.c @@ -36,10 +36,42 @@ static const char rcsid[] _U_ = #include "interface.h" #include "addrtoname.h" -#include "igrp.h" #include "ip.h" #include "extract.h" /* must come after interface.h */ +/* Cisco IGRP definitions */ + +/* IGRP Header */ + +struct igrphdr { + u_int8_t ig_vop; /* protocol version number / opcode */ +#define IGRP_V(x) (((x) & 0xf0) >> 4) +#define IGRP_OP(x) ((x) & 0x0f) + u_int8_t ig_ed; /* edition number */ + u_int16_t ig_as; /* autonomous system number */ + u_int16_t ig_ni; /* number of subnet in local net */ + u_int16_t ig_ns; /* number of networks in AS */ + u_int16_t ig_nx; /* number of networks ouside AS */ + u_int16_t ig_sum; /* checksum of IGRP header & data */ +}; + +#define IGRP_UPDATE 1 +#define IGRP_REQUEST 2 + +/* IGRP routing entry */ + +struct igrprte { + u_int8_t igr_net[3]; /* 3 significant octets of IP address */ + u_int8_t igr_dly[3]; /* delay in tens of microseconds */ + u_int8_t igr_bw[3]; /* bandwidth in units of 1 kb/s */ + u_int8_t igr_mtu[2]; /* MTU in octets */ + u_int8_t igr_rel; /* percent packets successfully tx/rx */ + u_int8_t igr_ld; /* percent of channel occupied */ + u_int8_t igr_hct; /* hop count */ +}; + +#define IGRP_RTE_SIZE 14 /* don't believe sizeof ! */ + static void igrp_entry_print(register struct igrprte *igr, register int is_interior, register int is_exterior) |